Number:
6281
Author:
Issue:
ET Vol 33, Apr 1880
Tags:
Non-Conic Curves & Locus/Envelopes
Solved by:
W. Gallatly, MQ Vol 34
Solved by:
W.R.W. Roberts, MQ Vol 35
Solved by:
F.D. Thomson, MQ Vol 34
Solved by:
J. Wolstenholme, ET Vol 33, Dec 80